$$\left. \begin{array} { l } { x ^ { 3 } + 8 x ^ { 2 } + 19 x + 12 } \\ { 2 y ^ { 3 } + y ^ { 2 } - 2 y - 1 } \end{array} \right.$$
$\left(x+1\right)\left(x+3\right)\left(x+4\right)\left(2y+1\right)\left(y^{2}-1\right)$
$\left(x+1\right)\left(x+3\right)\left(x+4\right),\ \left(2y+1\right)\left(y^{2}-1\right)$
